/*
 *	Copyright (C) 2003-2006 Gabest
 *	http://www.gabest.org
 *
 *  This Program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *
 *  This Program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with GNU Make; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 *  http://www.gnu.org/copyleft/gpl.html
 *
 */

#pragma once

#include <atlcoll.h>

typedef struct
{
    CAtlArray<CPoint> pa;
    CAtlArray<int> da;
    void RemoveAll()
    {
        pa.RemoveAll();
        da.RemoveAll();
    }
    void Add(CPoint p, int d)
    {
        pa.Add(p);
        da.Add(d);
    }
} COutline;

class CVobSubImage
{
    friend class CVobSubFile;

private:
    CSize org;
    RGBQUAD* lpTemp1;
    RGBQUAD* lpTemp2;

    WORD nOffset[2], nPlane;
    bool fCustomPal;
    char fAligned; // we are also using this for calculations, that's why it is char instead of bool...
    int tridx;
    RGBQUAD* orgpal /*[16]*/, * cuspal /*[4]*/;

    bool Alloc(int w, int h);
    void Free();

    BYTE GetNibble(BYTE* lpData);
    void DrawPixels(CPoint p, int length, int colorid);
    void TrimSubImage();

public:
    int iLang, iIdx;
    bool fForced;
    __int64 start, delay;
    CRect rect;
    typedef struct
    {
        BYTE pal: 4, tr: 4;
    } SubPal;
    SubPal pal[4];
    RGBQUAD* lpPixels;

    CVobSubImage();
    virtual ~CVobSubImage();

    void Invalidate()
    {
        iLang = iIdx = -1;
    }

    void GetPacketInfo(BYTE* lpData, int packetsize, int datasize);
    bool Decode(BYTE* lpData, int packetsize, int datasize,
                bool fCustomPal,
                int tridx,
                RGBQUAD* orgpal /*[16]*/, RGBQUAD* cuspal /*[4]*/,
                bool fTrim);

    /////////

private:
    CAutoPtrList<COutline>* GetOutlineList(CPoint& topleft);
    int GrabSegment(int start, COutline& o, COutline& ret);
    void SplitOutline(COutline& o, COutline& o1, COutline& o2);
    void AddSegment(COutline& o, CAtlArray<BYTE>& pathTypes, CAtlArray<CPoint>& pathPoints);

public:
    bool Polygonize(CAtlArray<BYTE>& pathTypes, CAtlArray<CPoint>& pathPoints, bool fSmooth, int scale);
    bool Polygonize(CStringW& assstr, bool fSmooth = true, int scale = 3);

    void Scale2x();
};
